Sections Advertisement Start your engines! NASCAR returns in May. Updated Sprint Cup betting odds Share this article Sports bettors, start preparing your racing wagers. NASCAR is back! In an official release, NASCAR announced they’ll have live racing return starting May 17. Two race tracks – Darlington Raceway and Charlotte Motor Speedway – will play host to seven races during May. The schedule will include four NASCAR Cup Series events, highlighted by the Coca-Cola 600 at Charlotte Motor Speedway.